Must be organic shape; No hard borders; Must move & not stay fixed for more than 1 second; No browser shaking functionality allowed; May not cover page navigation, branding or other ads

Key creative guidelines:

Non-Rich Media: .gif and .png files must have color palette reduced; .jpg files should be reduced in quality (50% Photoshop or equivalent recommended); Banner should be encased in a 1 pixel black border and distinct from the content on the page. Rich Media: All standard Creative Guidelines apply.